Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are metre2/se kg sec/metre newton-sec/metre2 newton-sec/metre metre2/se kg sec/metre newton-sec/metre2 newton-sec/metre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of gas law Boyle’s law Pascal’s law Charle’s law gas law Boyle’s law Pascal’s law Charle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will remain same increase/decrease depending on depth of immersion decrease increase remain same increase/decrease depending on depth of immersion decrease increase ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is (i) and (ii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (ii) (ii) and (iv) (i)and(iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A perfect gas is of theoretical interest is incompressible has constant viscosity None of these is of theoretical interest is incompressible has constant viscosity None of these ANSWER DOWNLOAD EXAMIANS APP